*/
struct TunnelMessageQueueEntry *tmq_tail;
- /**
- * Client that needs to be notified about the tunnel being
- * up as soon as a peer is connected; NULL for none.
- */
- struct GNUNET_SERVER_Client *client;
-
/**
* Destination entry that has a pointer to this tunnel state;
* NULL if this tunnel state is in the tunnel map.
*/
struct DestinationEntry *destination_container;
- /**
- * ID of the client request that caused us to setup this entry.
- */
- uint64_t request_id;
-
/**
* Destination to which this tunnel leads. Note that
* this struct is NOT in the destination_map (but a
}
-/**
- * Method called whenever a peer has connected to the tunnel. Notifies
- * the waiting client that the tunnel is now up.
- *
- * FIXME merge with tunnel_create
- *
- * @param cls closure
- * @param peer peer identity the tunnel was created to, NULL on timeout
- * @param atsi performance data for the connection
- */
-void
-tunnel_peer_connect_handler (void *cls,
- const struct GNUNET_PeerIdentity *peer,
- const struct
- GNUNET_ATS_Information * atsi)
-{
- struct TunnelState *ts = cls;
-
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Peer %s connected to tunnel.\n",
- GNUNET_i2s (peer));
- GNUNET_STATISTICS_update (stats,
- gettext_noop ("# peers connected to mesh tunnels"),
- 1, GNUNET_NO);
- if (NULL == ts->client)
- return; /* nothing to do */
- send_client_reply (ts->client,
- ts->request_id,
- ts->af,
- &ts->destination_ip);
- ts->client = NULL;
-}
-
-
/**
* Send a message from the message queue via mesh.
*
* Initialize the given destination entry's mesh tunnel.
*
* @param de destination entry for which we need to setup a tunnel
- * @param client client to notify on successful tunnel setup, or NULL for none
* @param client_af address family of the address returned to the client
* @param request_id request ID to send in client notification (unused if client is NULL)
* @return tunnel state of the tunnel that was created
*/
static struct TunnelState *
create_tunnel_to_destination (struct DestinationEntry *de,
- struct GNUNET_SERVER_Client *client,
int client_af,
uint64_t request_id)
{
GNUNET_assert (NULL == de->ts);
ts = GNUNET_new (struct TunnelState);
ts->af = client_af;
- if (NULL != client)
- {
- ts->request_id = request_id;
- ts->client = client;
- }
ts->destination = *de;
ts->destination.heap_node = NULL; /* copy is NOT in destination heap */
de->ts = ts;
{
ts->tunnel = GNUNET_MESH_tunnel_create (mesh_handle,
ts,
- &de->details.service_destination.target,
+ &de->details.service_destination.target,
PORT_VPN,
- GNUNET_YES,
- GNUNET_NO);
+ GNUNET_YES,
+ GNUNET_NO);
if (NULL == ts->tunnel)
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
available) or create a fresh one */
is_new = GNUNET_YES;
if (NULL == destination->ts)
- ts = create_tunnel_to_destination (destination, NULL, af, 0);
+ ts = create_tunnel_to_destination (destination, af, 0);
else
ts = destination->ts;
if (NULL == ts)
/**
- * A client asks us to setup a redirection via some exit
- * node to a particular IP. Setup the redirection and
- * give the client the allocated IP.
+ * A client asks us to setup a redirection via some exit node to a
+ * particular IP. Setup the redirection and give the client the
+ * allocated IP.
*
* @param cls unused
* @param client requesting client
* @param message redirection request (a `struct RedirectToIpRequestMessage`)
*/
static void
-service_redirect_to_ip (void *cls GNUNET_UNUSED, struct GNUNET_SERVER_Client *client,
+service_redirect_to_ip (void *cls,
+ struct GNUNET_SERVER_Client *client,
const struct GNUNET_MessageHeader *message)
{
size_t mlen;
GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
return;
}
- if ( (result_af == AF_UNSPEC) ||
- (GNUNET_NO == ntohl (msg->nac)) )
- {
- /* send reply "instantly" */
- send_client_reply (client,
- msg->request_id,
- result_af,
- addr);
- }
+ /* send reply with our IP address */
+ send_client_reply (client,
+ msg->request_id,
+ result_af,
+ addr);
if (result_af == AF_UNSPEC)
{
/* failure, we're done */
/* setup tunnel to destination */
ts = create_tunnel_to_destination (de,
- (GNUNET_NO == ntohl (msg->nac)) ? NULL : client,
result_af,
msg->request_id);
switch (result_af)
GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
return;
}
- if ( (result_af == AF_UNSPEC) ||
- (GNUNET_NO == ntohl (msg->nac)) )
- {
- /* send reply "instantly" */
- send_client_reply (client,
- msg->request_id,
- result_af,
- addr);
- }
+ send_client_reply (client,
+ msg->request_id,
+ result_af,
+ addr);
if (result_af == AF_UNSPEC)
{
/* failure, we're done */
while (GNUNET_CONTAINER_multihashmap_size (destination_map) > max_destination_mappings)
expire_destination (de);
ts = create_tunnel_to_destination (de,
- (GNUNET_NO == ntohl (msg->nac)) ? NULL : client,
result_af,
msg->request_id);
switch (result_af)
/**
- * Function called whenever an inbound tunnel is destroyed. Should clean up
+ * Function called whenever a tunnel is destroyed. Should clean up
* any associated state.
*
- * FIXME now its also user for disconnections
- *
* @param cls closure (set from #GNUNET_MESH_connect)
* @param tunnel connection to the other end (henceforth invalid)
* @param tunnel_ctx place where local state associated
const struct GNUNET_MESH_Tunnel *tunnel,
void *tunnel_ctx)
{
- /* we don't have inbound tunnels, so this function should never be called */
- GNUNET_break (0);
+ struct TunnelState *ts = tunnel_ctx;
+
+ ts->tunnel = NULL; /* we must not call GNUNET_MESH_tunnel_destroy() anymore */
+ free_tunnel_state (ts);
}
}
-/**
- * A client disconnected, clean up all references to it.
- *
- * @param cls the client that disconnected
- * @param key unused
- * @param value a `struct TunnelState *`
- * @return #GNUNET_OK (continue to iterate)
- */
-static int
-cleanup_tunnel_client (void *cls,
- const struct GNUNET_HashCode *key,
- void *value)
-{
- struct GNUNET_SERVER_Client *client = cls;
- struct TunnelState *ts = value;
-
- if (client == ts->client)
- ts->client = NULL;
- return GNUNET_OK;
-}
-
-
-/**
- * A client disconnected, clean up all references to it.
- *
- * @param cls the client that disconnected
- * @param key unused
- * @param value a `struct DestinationEntry *`
- * @return #GNUNET_OK (continue to iterate)
- */
-static int
-cleanup_destination_client (void *cls,
- const struct GNUNET_HashCode *key,
- void *value)
-{
- struct GNUNET_SERVER_Client *client = cls;
- struct DestinationEntry *de = value;
- struct TunnelState *ts;
-
- if (NULL == (ts = de->ts))
- return GNUNET_OK;
- if (client == ts->client)
- ts->client = NULL;
- return GNUNET_OK;
-}
-
-
-/**
- * A client has disconnected from us. If we are currently building
- * a tunnel for it, cancel the operation.
- *
- * @param cls unused
- * @param client handle to the client that disconnected
- */
-static void
-client_disconnect (void *cls,
- struct GNUNET_SERVER_Client *client)
-{
- if (NULL != tunnel_map)
- GNUNET_CONTAINER_multihashmap_iterate (tunnel_map,
- &cleanup_tunnel_client,
- client);
- if (NULL != destination_map)
- GNUNET_CONTAINER_multihashmap_iterate (destination_map,
- &cleanup_destination_client,
- client);
-}
-
-
/**
* Main function that will be run by the scheduler.
*
&message_token, NULL, NULL);
nc = GNUNET_SERVER_notification_context_create (server, 1);
GNUNET_SERVER_add_handlers (server, service_handlers);
- GNUNET_SERVER_disconnect_notify (server, &client_disconnect, NULL);
GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_FOREVER_REL, &cleanup, cls);
}